Establish a hyperosmotic interstitial medullary concentration
<span>This variation be justified by:
</span>Migration to an environment different from their birthplace, and adaptation to the available food, ultimately leading to speciation. because <span>birds use their beaks to eat.</span>.
Fungus because it is a living thing in its own right as opposd to a brain cell which is part of an organism.
The answer is "A hypothesis is tentative statement" and "A theory has a strong predictive power."
The root cap??? I think not for sure though.